Use Lucide icons in the back end (see #7278)

Description
-----------

Implements #7091

<img width="298" alt="" src="https://github.com/contao/contao/assets/1192057/ab780c37-a1ee-4f68-9734-a2fc0fb3efba">

<img width="526" alt="" src="https://github.com/contao/contao/assets/1192057/569e85fa-ff94-4ce5-9130-638deb2c5ed0">

<img width="400" alt="" src="https://github.com/contao/contao/assets/1192057/963a3e4e-4df2-4629-8ca5-130a2c52f441">

<img width="348" alt="" src="https://github.com/contao/contao/assets/1192057/6be535f3-dfe9-42e8-8bfd-f51de8334ee7">

<img width="509" alt="" src="https://github.com/contao/contao/assets/1192057/9343ada9-ac84-4b52-845c-83d5f97d7ff8">

Commits
-------

a617d5f Use Lucide icons in the back end
cc28f43 Update all icons except the page icons
1b78878 Update the page tree icons
daccd59 Update the placeholder icon
408a154 Fix the "paste in root" icon position and update the import/export icons
e6b2d68 Update the children.svg icon
840af49 Update the layout and modules icon
9254063 Adjust the template diff icon and the table wizard icon
b43708b Switch the import and export icons
49a2b57 Update the theme store icon

calendar-bundle/contao/dca/tl_calendar_events.php

@@ -403,7 +403,6 @@
 		),
 		'source' => array
 		(
-			'filter'                  => true,
 			'inputType'               => 'radio',
 			'options_callback'        => array('tl_calendar_events', 'getSourceOptions'),
 			'reference'               => &$GLOBALS['TL_LANG']['tl_calendar_events'],

core-bundle/contao/classes/DataContainer.php

@@ -989,6 +989,10 @@ protected function generateButtons($arrRow, $strTable, $arrRootIds=array(), $bln
 				{
 					$_icon = 'invisible.svg';
 				}
+				elseif ($icon == 'featured.svg')
+				{
+					$_icon = 'unfeatured.svg';
+				}
 
 				$state = $arrRow[$params['field']] ? 1 : 0;
 

core-bundle/contao/dca/tl_content.php

@@ -1355,7 +1355,7 @@ public function editForm(DataContainer $dc)
 		$title = sprintf($GLOBALS['TL_LANG']['tl_content']['editalias'], $dc->value);
 		$href = System::getContainer()->get('router')->generate('contao_backend', array('do'=>'form', 'table'=>'tl_form_field', 'id'=>$dc->value, 'popup'=>'1', 'nb'=>'1'));
 
-		return ' <a href="' . StringUtil::specialcharsUrl($href) . '" title="' . StringUtil::specialchars($title) . '" onclick="Backend.openModalIframe({\'title\':\'' . StringUtil::specialchars(str_replace("'", "\\'", $title)) . '\',\'url\':this.href});return false">' . Image::getHtml('alias.svg', $title) . '</a>';
+		return ' <a href="' . StringUtil::specialcharsUrl($href) . '" title="' . StringUtil::specialchars($title) . '" onclick="Backend.openModalIframe({\'title\':\'' . StringUtil::specialchars(str_replace("'", "\\'", $title)) . '\',\'url\':this.href});return false">' . Image::getHtml('edit.svg', $title) . '</a>';
 	}
 
 	/**
@@ -1414,7 +1414,7 @@ public function editModule(DataContainer $dc)
 		$title = sprintf($GLOBALS['TL_LANG']['tl_content']['editalias'], $module['id']);
 		$href = System::getContainer()->get('router')->generate('contao_backend', array('do'=>'themes', 'table'=>'tl_module', 'act'=>'edit', 'id'=>$module['id'], 'popup'=>'1', 'nb'=>'1'));
 
-		return ' <a href="' . StringUtil::specialcharsUrl($href) . '" title="' . StringUtil::specialchars($title) . '" onclick="Backend.openModalIframe({\'title\':\'' . StringUtil::specialchars(str_replace("'", "\\'", $title)) . '\',\'url\':this.href});return false">' . Image::getHtml('alias.svg', $title) . '</a>';
+		return ' <a href="' . StringUtil::specialcharsUrl($href) . '" title="' . StringUtil::specialchars($title) . '" onclick="Backend.openModalIframe({\'title\':\'' . StringUtil::specialchars(str_replace("'", "\\'", $title)) . '\',\'url\':this.href});return false">' . Image::getHtml('edit.svg', $title) . '</a>';
 	}
 
 	/**

core-bundle/contao/dca/tl_theme.php

@@ -74,7 +74,6 @@
 		(
 			'edit',
 			'delete',
-			'show',
 			'modules' => array
 			(
 				'href'                => 'table=tl_module',
@@ -90,6 +89,7 @@
 				'href'                => 'table=tl_image_size',
 				'icon'                => 'sizes.svg',
 			),
+			'show',
 			'exportTheme' => array
 			(
 				'href'                => 'key=exportTheme',

core-bundle/contao/dca/tl_user_group.php

@@ -98,7 +98,6 @@
 		'themes' => array
 		(
 			'label'                   => &$GLOBALS['TL_LANG']['tl_user']['themes'],
-			'filter'                  => true,
 			'inputType'               => 'checkbox',
 			'options'                 => array('modules', 'layout', 'image_sizes', 'theme_import', 'theme_export'),
 			'reference'               => &$GLOBALS['TL_LANG']['MOD'],

core-bundle/contao/drivers/DC_Folder.php

@@ -470,22 +470,6 @@ public function showAll()
 			Message::addInfo($GLOBALS['TL_LANG']['MSC']['searchExclude']);
 		}
 
-		if (isset($GLOBALS['TL_DCA'][$this->strTable]['config']['label']))
-		{
-			$label = $GLOBALS['TL_DCA'][$this->strTable]['config']['label'];
-		}
-		elseif (($do = Input::get('do')) && isset($GLOBALS['TL_LANG']['MOD'][$do]))
-		{
-			$label = $GLOBALS['TL_LANG']['MOD'][$do][0];
-		}
-		else
-		{
-			$label = $GLOBALS['TL_LANG']['MOD']['files'][0];
-		}
-
-		$icon = !empty($GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['icon']) ? $GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['icon'] : 'filemounts.svg';
-		$label = Image::getHtml($icon) . ' <label>' . $label . '</label>';
-
 		$requestToken = htmlspecialchars(System::getContainer()->get('contao.csrf.token_manager')->getDefaultTokenValue(), ENT_QUOTES | ENT_SUBSTITUTE | ENT_HTML5);
 		$strRefererId = System::getContainer()->get('request_stack')->getCurrentRequest()->attributes->get('_contao_referer_id');
 
@@ -512,7 +496,7 @@ public function showAll()
 <label for="tl_select_trigger" class="tl_select_label">' . $GLOBALS['TL_LANG']['MSC']['selectAll'] . '</label> <input type="checkbox" id="tl_select_trigger" onclick="Backend.toggleCheckboxes(this)" class="tl_tree_checkbox">
 </div>' : '') . '
 <ul class="tl_listing tl_file_manager' . ($this->strPickerFieldType ? ' picker unselectable' : '') . '">
-  <li class="tl_folder_top cf"><div class="tl_left">' . $label . '</div> <div class="tl_right">' . (($blnClipboard && empty($this->arrFilemounts) && !\is_array($GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['root'] ?? null) && ($GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['root'] ?? null) !== false && $security->isGranted(ContaoCorePermissions::DC_PREFIX . $this->strTable, new CreateAction($this->strTable))) ? '<a href="' . $this->addToUrl('&amp;act=' . $arrClipboard['mode'] . '&amp;mode=2&amp;pid=' . $this->strUploadPath . (!\is_array($arrClipboard['id'] ?? null) ? '&amp;id=' . $arrClipboard['id'] : '')) . '" title="' . StringUtil::specialchars($labelPasteInto[0]) . '" data-action="contao--scroll-offset#store">' . $imagePasteInto . '</a>' : '&nbsp;') . '</div></li>' . $return . '
+  <li class="tl_folder_top cf"><div class="tl_left"></div> <div class="tl_right">' . (($blnClipboard && empty($this->arrFilemounts) && !\is_array($GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['root'] ?? null) && ($GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['root'] ?? null) !== false && $security->isGranted(ContaoCorePermissions::DC_PREFIX . $this->strTable, new CreateAction($this->strTable))) ? '<a href="' . $this->addToUrl('&amp;act=' . $arrClipboard['mode'] . '&amp;mode=2&amp;pid=' . $this->strUploadPath . (!\is_array($arrClipboard['id'] ?? null) ? '&amp;id=' . $arrClipboard['id'] : '')) . '" title="' . StringUtil::specialchars($labelPasteInto[0]) . '" data-action="contao--scroll-offset#store">' . $imagePasteInto . '</a>' : '&nbsp;') . '</div></li>' . $return . '
 </ul>' . ($this->strPickerFieldType == 'radio' ? '
 <div class="tl_radio_reset">
 <label for="tl_radio_reset" class="tl_radio_label">' . $GLOBALS['TL_LANG']['MSC']['resetSelected'] . '</label> <input type="radio" name="picker" id="tl_radio_reset" value="" class="tl_tree_radio">

core-bundle/contao/drivers/DC_Table.php

@@ -3858,22 +3858,6 @@ protected function treeView()
 			$arrClipboard = null;
 		}
 
-		if (isset($GLOBALS['TL_DCA'][$table]['config']['label']))
-		{
-			$label = $GLOBALS['TL_DCA'][$table]['config']['label'];
-		}
-		elseif (($do = Input::get('do')) && isset($GLOBALS['TL_LANG']['MOD'][$do]))
-		{
-			$label = $GLOBALS['TL_LANG']['MOD'][$do][0];
-		}
-		else
-		{
-			$label = $GLOBALS['TL_LANG']['MOD']['page'][0];
-		}
-
-		$icon = !empty($GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['icon']) ? $GLOBALS['TL_DCA'][$this->strTable]['list']['sorting']['icon'] : 'pagemounts.svg';
-		$label = Image::getHtml($icon) . ' <label>' . $label . '</label>';
-
 		// Check the default labels (see #509)
 		$labelNew = $GLOBALS['TL_LANG'][$this->strTable]['new'] ?? $GLOBALS['TL_LANG']['DCA']['new'];
 		$security = System::getContainer()->get('security.helper');
@@ -3993,7 +3977,7 @@ protected function treeView()
 <label for="tl_select_trigger" class="tl_select_label">' . $GLOBALS['TL_LANG']['MSC']['selectAll'] . '</label> <input type="checkbox" id="tl_select_trigger" onclick="Backend.toggleCheckboxes(this)" class="tl_tree_checkbox">
 </div>' : '') . '
 <ul class="tl_listing ' . $treeClass . ($this->strPickerFieldType ? ' picker unselectable' : '') . '">
-  <li class="tl_folder_top cf"><div class="tl_left">' . $label . '</div> <div class="tl_right">';
+  <li class="tl_folder_top cf"><div class="tl_left"></div> <div class="tl_right">';
 
 		$_buttons = '&nbsp;';
 

core-bundle/contao/library/Contao/Image.php

@@ -18,11 +18,19 @@ class Image
 {
 	private static array $deprecated = array
 	(
-		'folPlus',
+		'alias',
+		'copychilds',
+		'copychilds_',
+		'filemanager',
 		'folMinus',
+		'folPlus',
 		'header',
 		'header_',
+		'important',
+		'manager',
+		'pickfile',
 		'settings',
+		'unpublished',
 	);
 
 	private static array $disabled = array
@@ -32,11 +40,10 @@ class Image
 		'article_',
 		'children_',
 		'copy_',
-		'copychilds_',
 		'cut_',
 		'delete_',
-		'diffTemplate_',
 		'diff_',
+		'diffTemplate_',
 		'edit_',
 		'editor_',
 		'featured_',

core-bundle/contao/themes/flexible/entrypoints.json

@@ -2,7 +2,7 @@
   "entrypoints": {
     "backend": {
       "css": [
-        "/system/themes/flexible/backend.b4bca1db.css"
+        "/system/themes/flexible/backend.f3c2f972.css"
       ]
     },
     "confirm": {